# Written_assignment_sheet_WA1-complete - College ID: Thomas...

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College ID: Thomas Edison State CollegeCalculus II (MAT-232)Section no.:5.2, 5.2, 5.4Semester and year:Written Assignment 1Answer all assigned exercises, and show all work. Each exercise is worth 5 points.Section 5.22.Find the volume of the solid with cross-sectional areaA(x).
6.Find the volume of a pyramid of height 160 feet that has a square base of side 300 feet.These dimensions are half those of the pyramid in example 2.1. How does the volumecompare?
216016000002230030030033002003( )(0)300,(160)015( )300815( )30081515300,88881515881515 34,800,000f xmxbfff xxVA x dxxdxuxdudxVuduu duuVu duVftThe volume is 1/8 of the volume of the pyramid in example 2.1.10.A dome “twice as big” as that of exercise 9 (see text) has outline2120120xyfor120120x(units of feet). Find its volume.22221201201202120012022203( )120120120120(120)120 120120120120120120120(7200)22864000baxxxVf xdxyyyxyVy dyyVyVftWA 1, p. 2
12.A pottery jar has circular cross sections of radius24sinxinches for02 .xSketch apicture of the jar and compute its volume.
18.Compute the volume of the solid formed by revolving the region bounded by22,4yxyxabout (a) thex-axis; (b)y= 4.
b.same region rotated around y=4 will be the same volume as the region rotated around thex -axis.2222222222222222222242534252242535244(4)4444816816816535816535oibboiaarxrxrdxrdxVxdxxdxVxdxxdxxxdxxxx dxx dxdxxCxxdxx dxCxxxVx

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